Miniature electric grinding machine



FIG. 1 is a perspective view of a miniature electric grinding machine showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of miniature electric grinding machine is included for the purpose of illustrating article and forms no part of the claimed design. 

CLAIM The ornamental design for a miniature electric grinding machine, as shown and described. 